What’s Vulnerable › Vulnerabilities
CVE-2026-5306: Check & Log Email < 2.0.13 - Unauthenticated Stored XSS
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-28 · updated 2026-06-17
Description
The Check & Log Email WordPress plugin before 2.0.13 does not properly handle email replacement, which could allow unauthenticated users to perform Stored XSS attacks when the email encoder setting is enabled
Affected products
- Check & Log Email: before 2.0.13 — fixed in 2.0.13
How to fix
Upgrade to a fixed version: Check & Log Email 2.0.13. Check the vendor advisory for mitigations.
References
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